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Cheap flights from Boston to New York from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to New York departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
2:40 pm - 11:22 pmBOS  Boston Logan Intl-ISP Islip Long Island
8h 42m1 stop Fort Lauderdale
JetBlue Logo
4:26 pm - 11:18 pmISP  Islip Long Island-BOS Boston Logan Intl
6h 52m1 stop Orlando
$325JetBlue
Wed, Sep 16 - Wed, Sep 23
JetBlue Logo
2:40 pm - 11:22 pmBOS  Boston Logan Intl-ISP Islip Long Island
8h 42m1 stop Fort Lauderdale
JetBlue Logo
4:26 pm - 11:18 pmISP  Islip Long Island-BOS Boston Logan Intl
6h 52m1 stop Orlando
$325JetBlue
Wed, Sep 9 - Thu, Sep 10
JetBlue Logo
12:59 pm - 9:44 pmBOS  Boston Logan Intl-ISP Islip Long Island
8h 45m1 stop Fort Lauderdale
JetBlue Logo
4:58 pm - 1:20 amISP  Islip Long Island-BOS Boston Logan Intl
8h 22m1 stop Fort Lauderdale
$325JetBlue
Sat, Sep 5 - Sun, Sep 6
JetBlue Logo
2:40 pm - 11:22 pmBOS  Boston Logan Intl-ISP Islip Long Island
8h 42m1 stop Fort Lauderdale
JetBlue Logo
4:26 pm - 11:18 pmISP  Islip Long Island-BOS Boston Logan Intl
6h 52m1 stop Orlando
$325JetBlue
Wed, Sep 9 - Fri, Sep 11
JetBlue Logo
12:30 pm - 9:49 pmBOS  Boston Logan Intl-ISP Islip Long Island
9h 19m1 stop Fort Lauderdale
JetBlue Logo
1:44 pm - 9:58 pmISP  Islip Long Island-BOS Boston Logan Intl
8h 14m1 stop Orlando
$325JetBlue
Tue, Sep 1 - Sat, Sep 5
Multiple Airlines Logo
12:45 pm - 4:47 pmBOS  Boston Logan Intl-ISP Islip Long Island
28h 02m1 stop Raleigh-Durham
Multiple Airlines Logo
11:57 am - 11:50 amISP  Islip Long Island-BOS Boston Logan Intl
23h 53m1 stop Raleigh-Durham
$331Multiple Airlines
Mon, Aug 24 - Sat, Aug 29
Multiple Airlines Logo
12:45 pm - 4:47 pmBOS  Boston Logan Intl-ISP Islip Long Island
28h 02m1 stop Raleigh-Durham
Multiple Airlines Logo
11:57 am - 11:50 amISP  Islip Long Island-BOS Boston Logan Intl
23h 53m1 stop Raleigh-Durham
$343Multiple Airlines
Mon, Aug 24 - Sat, Aug 29
Frontier Logo
11:05 am - 9:33 amBOS  Boston Logan Intl-ISP Islip Long Island
22h 28m1 stop Orlando
Frontier Logo
4:13 pm - 8:20 amISP  Islip Long Island-BOS Boston Logan Intl
16h 07m1 stop Orlando
$349Frontier
Wed, Oct 14 - Sun, Oct 18
Cape Air Logo
5:00 pm - 6:35 pmBOS  Boston Logan Intl-ISP Islip Long Island
1h 35mnonstop
Cape Air Logo
2:16 pm - 3:41 pmISP  Islip Long Island-BOS Boston Logan Intl
1h 25mnonstop
$495Cape Air
Fri, Sep 18 - Mon, Sep 21
Cape Air Logo
9:30 am - 11:05 amBOS  Boston Logan Intl-ISP Islip Long Island
1h 35mnonstop
Cape Air Logo
7:25 am - 8:59 amISP  Islip Long Island-BOS Boston Logan Intl
1h 34mnonstop
$498Cape Air
Wed, Oct 14 - Sun, Oct 18

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Cape Air flights from Boston to Islip, New York

Our best Cape Air deals on Boston to Islip, New York flight tickets
Cape Air
Sep 18
BOS5:00 pmBoston Logan Intl
1h 35m
ISP6:35 pmIslip Long Island
Sep 21
ISP2:16 pmIslip Long Island
1h 25m
BOS3:41 pmBoston Logan Intl
$495
Cape Air
Oct 14
BOS9:30 amBoston Logan Intl
1h 35m
ISP11:05 amIslip Long Island
Oct 18
ISP7:25 amIslip Long Island
1h 34m
BOS8:59 amBoston Logan Intl
$498
Cape Air
Aug 29
BOS7:24 pmBoston Logan Intl
1h 35m
ISP8:59 pmIslip Long Island
Aug 30
ISP5:34 pmIslip Long Island
1h 25m
BOS6:59 pmBoston Logan Intl
$499

Frontier flights from Boston to Islip, New York

Our best Frontier deals on Boston to Islip, New York flight tickets
Frontier
Oct 14
BOS11:05 amBoston Logan Intl
22h 28m
1 stop
ISP9:33 amIslip Long Island
Oct 18
ISP4:13 pmIslip Long Island
16h 07m
1 stop
BOS8:20 amBoston Logan Intl
$349
Frontier
Oct 14
BOS11:28 amBoston Logan Intl
22h 05m
2 stops
ISP9:33 amIslip Long Island
Oct 18
ISP4:13 pmIslip Long Island
16h 07m
1 stop
BOS8:20 amBoston Logan Intl
$387

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 7, 2026.
Use the filters below to find and compare flights from Boston to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Wed 9/16

2:40 pm-11:22 pm

1 stop8h 42m

Islip Long Island

Wed 9/23

4:26 pm-11:18 pm

1 stop6h 52m

$325

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Wed 9/9

2:40 pm-11:22 pm

1 stop8h 42m

Islip Long Island

Thu 9/10

4:26 pm-11:18 pm

1 stop6h 52m

$325

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Sat 9/5

12:59 pm-9:44 pm

1 stop8h 45m

Islip Long Island

Sun 9/6

4:58 pm-1:20 am

1 stop8h 22m

$325

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Wed 9/9

2:40 pm-11:22 pm

1 stop8h 42m

Islip Long Island

Fri 9/11

4:26 pm-11:18 pm

1 stop6h 52m

$325

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Tue 9/1

12:30 pm-9:49 pm

1 stop9h 19m

Islip Long Island

Sat 9/5

1:44 pm-9:58 pm

1 stop8h 14m

$325

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Mon 8/24

12:45 pm-4:47 pm

1 stop28h 02m

Islip Long Island

Sat 8/29

11:57 am-11:50 am

1 stop23h 53m

$331

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Mon 8/24

12:45 pm-4:47 pm

1 stop28h 02m

Islip Long Island

Sat 8/29

11:57 am-11:50 am

1 stop23h 53m

$343

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Wed 10/14

11:05 am-9:33 am

1 stop22h 28m

Islip Long Island

Sun 10/18

4:13 pm-8:20 am

1 stop16h 07m

$349
Quickest round-trip

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Fri 9/18

5:00 pm-6:35 pm

Nonstop1h 35m

Islip Long Island

Mon 9/21

2:16 pm-3:41 pm

Nonstop1h 25m

$495

BostonIslip

BOS Boston Logan Intl - ISP Islip Long Island

BOSISP

Boston Logan Intl

Wed 10/14

9:30 am-11:05 am

Nonstop1h 35m

Islip Long Island

Sun 10/18

7:25 am-8:59 am

Nonstop1h 34m

$498

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Boston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Islip, New York?

The month of April is, on average, the cheapest month to fly to Islip, New York from Boston, with most prices found around $0. If you aren’t able to travel to Islip, New York during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $502.

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Boston to Islip, New York is on a Thursday. Travelers who choose to depart for Islip, New York on a Thursday will often find tickets for as low as $569. The most expensive day to fly to Islip, New York is Friday, with ticket prices averaging around $670.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Boston at noon is the least expensive time of day to depart. momondo users have found prices as low as $580 when looking at flights departing at noon. Flights to Islip, New York are more costly in the afternoon, with an average ticket price of $650. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Boston Logan Intl to Islip Long Island flight route?

Fly from Boston Logan Intl to Islip Long Island for the best Boston Logan Intl - Islip Long Island flight prices

What cabin class options are available on Boston to Islip, New York flights?

There is only 1 cabin class available to choose from on Boston to Islip, New York flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Islip, New York flights?

You could potentially save up to 33% on your flight if you consider stops on a Boston to Islip, New York flight.

When to book flights from Boston to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Islip, New York according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Islip, New York (BOS to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Islip, New York

Best Price Found

$260

Fastest flight time

1h 31m

Direct flights

Every day

Airports in Islip, New York

1 airport
The best one-way flight to Islip, New York from Boston in the past 72 hours is $260. The best round-trip flight deal from Boston to Islip, New York found on momondo in the last 72 hours is $580.
The fastest flight from Boston to Islip, New York takes 1h 31m
Direct flights go from Boston to Islip, New York every day.
There is 1 airport in Islip, New York. From Boston there are direct flights to Islip Long Island (ISP).
Search flight deals

Frequently asked questions about flying from Boston to Islip, New York

  • How far is Boston Logan Intl to Islip Long Island by plane?

    There are 158.2 mi between Boston Logan Intl and Islip Long Island. A reasonable flight in good conditions will take 1h 31m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Islip Long Island Airport?

    Prices for flights from Boston Logan Intl Airport to Islip Long Island Airport refresh daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Islip Long Island Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Islip Long Island Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents you'll need for your trip to Islip Long Island Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Islip, New York?

  • What is the most popular airline from Boston to Islip, New York?

Best airlines flying from Boston to Islip, New York

Compare and see reviews for airlines that fly from Boston to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
Cape AirPriceFrom $455Free CancellationRating
9.3
33 reviews
Search Cape Air flights

  • Cape Air Flights From Boston to Islip, New York

    Cape Air flies from Boston to Islip, New York around 13 times per week, with 33 momondo users rating the airline 9.3/10. The cheapest Cape Air deal from Boston to Islip, New York in the last 72 hours was $455 (round-trip), much lower than the average airfare cost of $601 for Cape Air flights on this route.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Sag Harbor
Amagansett

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Islip?

Finding the right flight to Islip from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Boston to Islip with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Islip flights to just show those with flexible booking policies.

How can momondo help me find flights from Boston to Islip?

momondo helps you find the best flight between Boston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Islip right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Islip flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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